Home / 4,084.68-5,635.64-2,406.22

Finding the Fourth Proportional to 4,084.68, 5,635.64 and 2,406.22

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Solution

The fourth proportional to 4,084.68, 5,635.64 and 2,406.22 is: 3,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.68 : 5,635.64 = 2,406.22 : x
  2. Step 2: Convert to fraction form
    4,084.68/5,635.64 = 2,406.22/x
  3. Step 3: Cross multiply
    4,084.68x = 5,635.64 × 2,406.22
  4. Step 4: Simplify right side
    4,084.68x = 13,560,589.68
  5. Step 5: Solve for x
    x = 13,560,589.68/4,084.68
  6. Step 6: Final answer
    x = 3,319.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.